[FEATURE] Add cli command for hot wallet
[FEATURE] Add generator commands for cold and hot wallets.
[FEATURE] Add empty commands for setting wallets.
[DOC] Add proposed command line interface.
[FEATURE] Add convict module for configuration management
[FEATURE] Add commander for CLI, most basic program.
[FEATURE] Add log commands for postgres and ripple rest.
[DOC] Add CLI for rest api, withdrawals, deposits.
[FEATURE] Add CLI commands for wallet get, set,generate
[FEATURE] Add CLI for username, password, withdrawals and deposits.
[DOC] Reformat CLI api.
[FEATURE] Add CLI command for managing supported currencies.
[DOC] Update currencies:add command syntax.
Merge branch 'cli'